VPN services (recommend): FlyVPN. If you are interested in using it, visit its official website http://www.flyvpn.com. You can use its trial accounts to download free Line stickers, but 20 minutes per time, 3 times per day. If you often use VPN to protect privacy on your phone, you can buy VPN services. Suggest you to buy shared IP VPN plan. The price is US$10 per month. 36 countries VPN servers have been included.